[fixed] typeof returns a string (canUseDOM).

reactjs · Oct 4, 2017 · 2b835d6 · 2b835d6
1 parent cd10612
commit 2b835d6
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/components/Modal.js b/src/components/Modal.js
@@ -8,7 +8,10 @@ import SafeHTMLElement from '../helpers/safeHTMLElement';
 export const portalClassName = 'ReactModalPortal';
 export const bodyOpenClassName = 'ReactModal__Body--open';
 
-const canUseDOM = typeof window !== undefined;
+const canUseDOM = typeof window !== 'undefined' || (
+  typeof document !== 'undefined' && document.createElement
+);
+
 const isReact16 = ReactDOM.createPortal !== undefined;
 const createPortal = isReact16 ?
   ReactDOM.createPortal :